/Engine/Source/Runtime/StaticMeshDescription/Public/UVMapSettings.h
UV map generation settings that are exposed to the user for scripting and through the editor
struct FUVMapSettings
FVector
Position
Position of the UV mapping gizmo
FRotator
Rotation
Rotation of the UV mapping gizmo (angles in degrees)
FVector
Scale
Scale of the UV mapping gizmo
FVector
Size
Length, width, height of the UV mapping gizmo
FVector2D
UVTile
Tiling of the UV mapping